Add procedure for updating explorer firmware over TWI interface

Change-Id: Ib955df0407e7cf2e5311d3aef4afb80af57704ef
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/77276
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Tested-by: Hostboot CI <hostboot-ci+hostboot@us.ibm.com>
Reviewed-by: Louis Stermole <stermole@us.ibm.com>
Reviewed-by: Daniel M. Crowell <dcrowell@us.ibm.com>
Reviewed-by: Thi N. Tran <thi@us.ibm.com>
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/77305
Tested-by: Jenkins OP Build CI <op-jenkins+hostboot@us.ibm.com>
Reviewed-by: Christian R. Geddes <crgeddes@us.ibm.com>

src/import/chips/ocmb/explorer/procedures/xml/error_info/exp_fw_update_errors.xml

@@ -57,4 +57,84 @@
             <target>TARGET</target>
         </deconfigure>
     </hwpError>
+
+    <hwpError>
+        <rc>RC_EXP_TWI_INVALID_STATUS_ID</rc>
+        <description>
+            The status_id field of the TWI status was invalid
+        </description>
+        <ffdc>TARGET</ffdc>
+        <ffdc>STATUS_ID</ffdc>
+        <ffdc>STATUS_WORD32</ffdc>
+        <callout>
+            <procedure>CODE</procedure>
+            <priority>MEDIUM</priority>
+        </callout>
+        <callout>
+            <target>TARGET</target>
+            <priority>HIGH</priority>
+        </callout>
+        <deconfigure>
+            <target>TARGET</target>
+        </deconfigure>
+    </hwpError>
+
+    <hwpError>
+        <rc>RC_EXP_TWI_UNEXPECTED_STATUS</rc>
+        <description>
+            Received unexpected TWI status
+        </description>
+        <ffdc>TARGET</ffdc>
+        <ffdc>EXPECTED_STATUS</ffdc>
+        <ffdc>STATUS</ffdc>
+        <ffdc>STATUS_WORD32</ffdc>
+        <callout>
+            <procedure>CODE</procedure>
+            <priority>MEDIUM</priority>
+        </callout>
+        <callout>
+            <target>TARGET</target>
+            <priority>HIGH</priority>
+        </callout>
+        <deconfigure>
+            <target>TARGET</target>
+        </deconfigure>
+    </hwpError>
+
+    <hwpError>
+        <rc>RC_EXP_TWI_UNEXPECTED_WRITE_OFFSET</rc>
+        <description>
+            Received unexpected TWI write offset
+        </description>
+        <ffdc>TARGET</ffdc>
+        <ffdc>EXPECTED_OFFSET</ffdc>
+        <ffdc>WRITE_OFFSET</ffdc>
+        <ffdc>STATUS_WORD32</ffdc>
+        <callout>
+            <procedure>CODE</procedure>
+            <priority>MEDIUM</priority>
+        </callout>
+        <callout>
+            <target>TARGET</target>
+            <priority>HIGH</priority>
+        </callout>
+        <deconfigure>
+            <target>TARGET</target>
+        </deconfigure>
+    </hwpError>
+
+    <hwpError>
+        <rc>RC_EXP_TWI_INVALID_IMAGE_SIZE</rc>
+        <description>
+            Explorer TWI firmware image must be less than 256KB
+        </description>
+        <ffdc>TARGET</ffdc>
+        <ffdc>MAX_SIZE</ffdc>
+        <ffdc>ACTUAL_SIZE</ffdc>
+        <callout>
+            <procedure>CODE</procedure>
+            <priority>MEDIUM</priority>
+        </callout>
+    </hwpError>
+
 </hwpErrors>